The site plan requirements for all types of development other than single-family dwellings, two-family dwellings and three-family dwellings including, but not limited to industrial, commercial, business, office and apartment districts and similar uses shall conform with those requirements set forth above for single-family dwellings, two-family dwellings and three-family dwellings, where applicable, with the following exceptions and additions:
(a) Sheet size may be larger than indicated for single-family dwellings but shall in general not exceed 24" x 36" unless approved by the Building and Zoning Inspector. Scale shall be 1" = 20' unless the required sheet size would be exceeded. In no case shall the scale be less than 1" = 50'.
(b) Submit sanitary sewer design flow based on use. Pipe shall be sized accordingly. Pipe and joints shall conform with ASTM-C 700 ES and ASTM-C 425 respectively.
(c) Submit storm sewer system design as follows:
(1) Show direction and limits of drainage on topography including adjacent areas flowing onto property.
(2) Indicate all paved, lawn and building areas, their type and design thickness.
(3) Furnish design map showing area increments.
(4) Furnish design calculations:
Impervious areas = 3 cfs./ac.
Pervious areas = 1 cfs. /ac.
(5) All storm water drainage entering site shall be collected on site and carried off site in a piped storm sewer system, except front lawn and front landscape areas.
(6) Catch basins shall be designed to have a minimum of six square inches of openings in the grates for every one thousand square feet of lot area drained or each catch basin with a twenty-four inch diameter and standard casting shall be designed to receive a maximum area of 26,000 square feet. Maximum catch basin spacing shall be 200 feet. Trench type drains are required across drives at walks if the drive slopes towards the walk.
(7) All storm sewer pipe shall meet the minimum requirements of ASTM-C 700 ES or C-76 Class II with bituminous joints.
(d) Parking and driveways shall be required as follows:
(1) The number and size of parking spaces shall be as required by the Zoning Code.
(2) All driveway and parking areas shall be paved with asphalt or concrete pavement. Driveway aprons shall be paved with a minimum of eight-inch thick reinforced concrete pavement from the curb line to the street right-of-way line. The apron shall be scored to indicate the location of the sidewalk area. The elevation of the apron at the right-of-way line shall be at the standard height of the street sidewalks.
(e) Landscape details shall be shown on the site development plan and shall include not only the grading and drainage pattern, but also the design of landscaped yards and planting areas as well as the type, number and location of trees and shrubs and the nature and extent of ground cover and grassed areas. Landscaping shall be completed prior to the issuance of an occupancy permit, except as otherwise provided for by a “Temporary Occupancy Permit”.
(Ord. 54-1978. Passed 7-25-78.)